Calculating machine



June 6, 1933.

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June 6, 1933. E. c. WALTER 1,912,874

CALCULATING MACHINE $31 attorney;

E. C. WALTER CALCULATING MACHINE June 6, 1933.

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June 6, 1933. E. c. WALTER CALCULATING MACHINE Filed May 21, 1931 I I I I I I I I I I I I I I I I I I I I I I INVENTOR Eawarii (.Walter E. C. WALTER CALCULATING MACHINE June 6, 1933.

Filed May 21, 1931 2Q Sheets-Sheet 8 7\ llllllllll. |l|ll|lll.lll|l||.|lllllll| lllllllllllllllllll'lll I H o o m fi Q ww mG 3 ll. r 1 X m mm a c r L i K June 6, 1933. E. c. WALTER CALCULATING MACHINE Filed May 21, 1931 20 Sheets-Sheet 9 TT L 11v VENTOR BY Eawaha ('.W& 71 6!" fi mm vky June 6, 1933. E. c. WALTER CALCULATING MACHINE Filed May 21 1931 20 Sheets-finest 1o INVENTOR alter ATTORNEY June 6, 1933.

E. C. WALTER CALCULATING MACHINE Filed May 21, 1931 20 Sheets-Sheet ll INVENTIHx' VVilter Edna-aha C #12:;

June 6, 1933. 'E. c. WALTER 1,912,874

CALCULATING MACHINE Filed May 21, 1931 20 Sheets-Sheet 12 [NVENTOR A TTORNE' Y CALCULATING MACHINE Filed May 21, 1931 20 Sheets-Sheet l3 wueutoz Ed ard QWlceb $1 (1410144011 June 6, 1933. E. c. WALTER 1,912,874

CALCULATING MACHINE Filed May 21, 1951 20 Sheets-Sheet 14 June 6, 1933. E, c WALTER 1,912,874

- CALCULATING MACHINE Filed-May 21, 1931 20 Sheets-Sheet 15 Et /(1Q. 22

INVENTOR Eiwa r g W5 2i ATTORNEY June 6, 1933. v E. c. WALTER 1,912,874

CALCULATING MACHINE Filed May 21, 1931 20 Sheets-Sheet 16 AV 1 ENTOR June 6, 1933. E. c. WALTER CALCULATING MACHINE Filed May 21, 1931 20 Sheets-She l7 R .C. M k 3% 1/ iv hmw Q w q k 1,. m 5 n M n u u A TTOR/VE V June 6, 1933;. E. g. WALTER 1,912,874

' CALCULATING MACHINE Filed May 21, 1951 lllllll] 5 O I v INVENTOR 62 I BY Elyvarcl C- W'Q Iteh A TTORX E y I June 6,1933. E, Q WALTER 1,912,874

CALCULATING MACHINE Filed May 21, 1931 20 Sheets-Sheet 19 11v VENTOR Edward. C. \M57t er IH' g 2 A IToRNb" Y June 6, 1933. E. c. WALTER,

CALCULATING MACHINE 2O Sheets-Sheet 20 R. Y E84 0 M n C in w v d d 

